Masashi Nakagaki

Follow

Person

Shiga, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing spiral pipe
- Patent number 9,248,485
- Issue date Feb 2, 2016
- Sekisui Chemical Co., Ltd.
- Masashi Nakagaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for forming curls in reinforcing material-attached profil...
- Patent number 8,448,486
- Issue date May 28, 2013
- Sekisui Chemical Co., Ltd.
- Masashi Nakagaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING SPIRAL PIPE
- Publication number 20130247632
- Publication date Sep 26, 2013
- Sekisui Chemical Co., Ltd
- Masashi Nakagaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
APPARATUS FOR FORMING CURLS IN REINFORCING MATERIAL-ATTACHED PROFIL...
- Publication number 20100184577
- Publication date Jul 22, 2010
- Masashi Nakagaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...